
 \draw[red] 
  (0.000000, 6.664496) -- 
 (1.000000, 5.936620) -- 
 (2.000000, 5.340222) -- 
 (3.000000, 4.165087) -- 
 (4.000000, 2.920001) -- 
 (5.000000, 1.919623) -- 
 (6.000000, 0.828290) ; 
 
 
 \draw  (0.000000, 6.664496) node {$\times$}; 
 \draw  (1.000000, 5.936620) node {$\times$}; 
 \draw  (2.000000, 5.340222) node {$\times$}; 
 \draw  (3.000000, 4.165087) node {$\times$}; 
 \draw  (4.000000, 2.920001) node {$\times$}; 
 \draw  (5.000000, 1.919623) node {$\times$}; 
 \draw  (6.000000, 0.828290) node {$\times$}; 
